CN1300808C - 包裹晶粒烧结磁体及其制造方法、电机、粘结磁体 - Google Patents
包裹晶粒烧结磁体及其制造方法、电机、粘结磁体 Download PDFInfo
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- CN1300808C CN1300808C CNB2004100990830A CN200410099083A CN1300808C CN 1300808 C CN1300808 C CN 1300808C CN B2004100990830 A CNB2004100990830 A CN B2004100990830A CN 200410099083 A CN200410099083 A CN 200410099083A CN 1300808 C CN1300808 C CN 1300808C
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 239000013078 crystal Substances 0.000 claims abstract description 45
- 238000005245 sintering Methods 0.000 claims abstract description 25
- 239000002270 dispersing agent Substances 0.000 claims abstract description 24
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 24
- 239000000654 additive Substances 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims description 73
- 150000001875 compounds Chemical class 0.000 claims description 23
- 239000005338 frosted glass Substances 0.000 claims description 20
- 238000000465 moulding Methods 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 15
- 230000000996 additive effect Effects 0.000 claims description 11
- 229910052712 strontium Inorganic materials 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 10
- 229910052788 barium Inorganic materials 0.000 claims description 9
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 9
- 229910052725 zinc Inorganic materials 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 238000005303 weighing Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000011236 particulate material Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- LVTJOONKWUXEFR-FZRMHRINSA-N protoneodioscin Natural products O(C[C@@H](CC[C@]1(O)[C@H](C)[C@@H]2[C@]3(C)[C@H]([C@H]4[C@@H]([C@]5(C)C(=CC4)C[C@@H](O[C@@H]4[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@@H](O)[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@H](CO)O4)CC5)CC3)C[C@@H]2O1)C)[C@H]1[C@H](O)[C@H](O)[C@H](O)[C@@H](CO)O1 LVTJOONKWUXEFR-FZRMHRINSA-N 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 17
- 229910052746 lanthanum Inorganic materials 0.000 abstract description 12
- 239000000463 material Substances 0.000 abstract description 11
- 150000002500 ions Chemical class 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000000227 grinding Methods 0.000 abstract description 3
- 231100000252 nontoxic Toxicity 0.000 abstract description 2
- 230000003000 nontoxic effect Effects 0.000 abstract description 2
- 238000010923 batch production Methods 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 35
- 238000010298 pulverizing process Methods 0.000 description 21
- UPWOEMHINGJHOB-UHFFFAOYSA-N oxo(oxocobaltiooxy)cobalt Chemical compound O=[Co]O[Co]=O UPWOEMHINGJHOB-UHFFFAOYSA-N 0.000 description 14
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 8
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 8
- KTUFCUMIWABKDW-UHFFFAOYSA-N oxo(oxolanthaniooxy)lanthanum Chemical compound O=[La]O[La]=O KTUFCUMIWABKDW-UHFFFAOYSA-N 0.000 description 8
- 238000000498 ball milling Methods 0.000 description 7
- 230000004907 flux Effects 0.000 description 7
- 238000005457 optimization Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- WMWLMWRWZQELOS-UHFFFAOYSA-N bismuth(iii) oxide Chemical compound O=[Bi]O[Bi]=O WMWLMWRWZQELOS-UHFFFAOYSA-N 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 description 5
- 235000010216 calcium carbonate Nutrition 0.000 description 5
- 230000018044 dehydration Effects 0.000 description 5
- 238000006297 dehydration reaction Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
- 239000000696 magnetic material Substances 0.000 description 5
- 229910052681 coesite Inorganic materials 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 229910052906 cristobalite Inorganic materials 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 229910052682 stishovite Inorganic materials 0.000 description 4
- 229910000018 strontium carbonate Inorganic materials 0.000 description 4
- LEDMRZGFZIAGGB-UHFFFAOYSA-L strontium carbonate Chemical compound [Sr+2].[O-]C([O-])=O LEDMRZGFZIAGGB-UHFFFAOYSA-L 0.000 description 4
- 229910052905 tridymite Inorganic materials 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 2
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 2
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 2
- 229910002771 BaFe12O19 Inorganic materials 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 239000005642 Oleic acid Substances 0.000 description 2
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 2
- 229910002402 SrFe12O19 Inorganic materials 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 2
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004500 asepsis Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- WETINTNJFLGREW-UHFFFAOYSA-N calcium;iron;tetrahydrate Chemical compound O.O.O.O.[Ca].[Fe].[Fe] WETINTNJFLGREW-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Landscapes
- Hard Magnetic Materials (AREA)
Abstract
Description
Br(mT) | Hcb(kA/m) | Hcj(kA/m) | (BH)max(kj/m3) | βHcj(%/℃) |
432 | 318.6 | 358.3 | 35.1 | 0.18 |
Br(mT) | Hcb(kA/m) | Hcj(kA/m) | (BH)max(kj/m3) | βHcj(%/℃) |
438 | 281.2 | 310.5 | 36.0 | 0.17 |
Br(mT) | Hcb(kA/m) | Hcj(kA/m) | (BH)max(kj/m3) | βHcj(%/℃) |
422 | 286.6 | 302.5 | 33.1 | 0.17 |
Br(mT) | Hcb(kA/m) | Hcj(kA/m) | (BH)max(kj/m3) | βHcj(%/℃) |
435 | 299.5 | 321.2 | 35.6 | 0.20 |
Br(mT) | Hcb(kA/m) | Hcj(kA/m) | (BH)max(kj/m3) | βHcj(%/ |
℃) | ||||
431 | 3200 | 365 | 34.5 | 0.15 |
Br(mT) | Hcb(kA/m) | Hcj(kA/m) | (BH)max(kj/m3) | βHcj(%/℃) |
401 | 239 | 263.2 | 30.1 | 0.15 |
Claims (14)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100990830A CN1300808C (zh) | 2004-12-24 | 2004-12-24 | 包裹晶粒烧结磁体及其制造方法、电机、粘结磁体 |
EP05112795A EP1675134A3 (en) | 2004-12-24 | 2005-12-22 | Sintered magnet and method for production thereof |
US11/315,180 US20060145118A1 (en) | 2004-12-24 | 2005-12-23 | Sintered magnet and method for production thereof |
Applications Claiming Priority (1)
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---|---|---|---|
CNB2004100990830A CN1300808C (zh) | 2004-12-24 | 2004-12-24 | 包裹晶粒烧结磁体及其制造方法、电机、粘结磁体 |
Publications (2)
Publication Number | Publication Date |
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CN1641970A CN1641970A (zh) | 2005-07-20 |
CN1300808C true CN1300808C (zh) | 2007-02-14 |
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CNB2004100990830A Active CN1300808C (zh) | 2004-12-24 | 2004-12-24 | 包裹晶粒烧结磁体及其制造方法、电机、粘结磁体 |
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CN (1) | CN1300808C (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102050619B (zh) * | 2010-08-02 | 2013-01-02 | 横店集团东磁股份有限公司 | 一种永磁铁氧体材料的制备方法 |
CN102436899B (zh) * | 2011-12-27 | 2013-07-24 | 湖南航天磁电有限责任公司 | 一种铁氧体磁性材料及其制造方法 |
CN102701721B (zh) * | 2012-05-23 | 2013-09-11 | 安徽龙磁科技股份有限公司 | 一种低成本烧结钙永磁铁氧体及其制备方法 |
CN104973858A (zh) * | 2015-05-28 | 2015-10-14 | 横店集团东磁股份有限公司 | 一种烧结永磁铁氧体材料及其制备方法 |
CN107573054A (zh) * | 2017-10-11 | 2018-01-12 | 安徽虹泰磁电有限公司 | 一种含锗烧结永磁铁氧体及其制作方法 |
CN107673751A (zh) * | 2017-10-11 | 2018-02-09 | 安徽虹泰磁电有限公司 | 一种同位素添加的永磁铁氧体及其制作方法 |
CN107573053A (zh) * | 2017-10-11 | 2018-01-12 | 安徽虹泰磁电有限公司 | 一种同位素配位烧结La‑co铁氧体及其制作方法 |
CN107673754A (zh) * | 2017-10-11 | 2018-02-09 | 安徽虹泰磁电有限公司 | 一种同位素配位烧结Sr‑Ca‑La‑Co铁氧体及其制作方法 |
CN107640967A (zh) * | 2017-10-11 | 2018-01-30 | 安徽虹泰磁电有限公司 | 一种同位素配位烧结Ca‑La‑Co铁氧体及其制作方法 |
CN110204326B (zh) * | 2019-05-16 | 2020-08-11 | 横店集团东磁股份有限公司 | 一种具有核壳结构的铁氧体永磁材料及其制备方法 |
JP2022136475A (ja) * | 2021-03-08 | 2022-09-21 | Tdk株式会社 | フェライト焼結磁石、及び、フェライト磁石の製造方法 |
CN113072368B (zh) * | 2021-03-15 | 2022-05-13 | 杭州电子科技大学 | 一种高性能m型铁氧体的气氛烧结方法 |
CN115196957A (zh) * | 2022-08-22 | 2022-10-18 | 上海宝钢磁业有限公司 | 永磁铁氧体及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1217812A (zh) * | 1997-02-25 | 1999-05-26 | Tdk株式会社 | 氧化物磁性材料、铁氧体颗粒、烧结磁体、粘结磁体、磁记录介质和电机 |
JP2001006912A (ja) * | 1999-06-22 | 2001-01-12 | Sumitomo Special Metals Co Ltd | ハードフェライト磁石およびその製造方法 |
JP2002353021A (ja) * | 2001-03-19 | 2002-12-06 | Tdk Corp | フェライト焼結磁石の製造方法 |
JP2002362968A (ja) * | 2001-03-30 | 2002-12-18 | Tdk Corp | 六方晶フェライト焼結体の製造方法 |
-
2004
- 2004-12-24 CN CNB2004100990830A patent/CN1300808C/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1217812A (zh) * | 1997-02-25 | 1999-05-26 | Tdk株式会社 | 氧化物磁性材料、铁氧体颗粒、烧结磁体、粘结磁体、磁记录介质和电机 |
JP2001006912A (ja) * | 1999-06-22 | 2001-01-12 | Sumitomo Special Metals Co Ltd | ハードフェライト磁石およびその製造方法 |
JP2002353021A (ja) * | 2001-03-19 | 2002-12-06 | Tdk Corp | フェライト焼結磁石の製造方法 |
JP2002362968A (ja) * | 2001-03-30 | 2002-12-18 | Tdk Corp | 六方晶フェライト焼結体の製造方法 |
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CN1641970A (zh) | 2005-07-20 |
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Denomination of invention: Wrapped grain sintered magnet and its manufacturing method, motor and bonded magnet Effective date of registration: 20210914 Granted publication date: 20070214 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: HENGDIAN GROUP DMEGC MAGNETICS Co.,Ltd. Registration number: Y2021330001553 |
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